TROUBLESHOOTING
Before Calling for Service
Please check the following before calling for service. If the problem persists, contact your local service
center.
Operation
Symptoms
The product does not
power on.
A noise occurs and the
fan speed is low.
Air purification is not
done properly.
Is the power plug disconnected?
• Connect it to an outlet correctly.
Did the electricity get cut off?
• Check the power to other products in the house.
Has dust accumulated in the ultra-fine filter?
• Clean the ultra-fine filter.
Has dust accumulated in the filter?
• Replace the filter.
Is the indoor pollution severe?
• Ventilate indoors before using the product.
Has dust accumulated in the ultra-fine filter?
• Clean the ultra-fine filter.
Has dust accumulated in the filter?
• Replace the filter.
Are you using it in a place that is too spacious or too open?
• Use a product that suits the size of the room.
• Avoid well-ventilated places such as doors, windows, etc.
Is there an obstacle nearby?
• Remove any nearby obstacles before operating the product.
Is the product installed in a corner?
• Move the product and reinstall it.
TROUBLESHOOTING
Possible Cause & Solution
37